Home / 837,444.72-1,155,412.92-474,840.12

Finding the Fourth Proportional to 837,444.72, 1,155,412.92 and 474,840.12

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Solution

The fourth proportional to 837,444.72, 1,155,412.92 and 474,840.12 is: 655,131.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,444.72 : 1,155,412.92 = 474,840.12 : x
  2. Step 2: Convert to fraction form
    837,444.72/1,155,412.92 = 474,840.12/x
  3. Step 3: Cross multiply
    837,444.72x = 1,155,412.92 × 474,840.12
  4. Step 4: Simplify right side
    837,444.72x = 548,636,409,582.35
  5. Step 5: Solve for x
    x = 548,636,409,582.35/837,444.72
  6. Step 6: Final answer
    x = 655,131.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.